2687 2
2686 4
2686 1
2685 3
2685 0
2684 1
2684 2
2683 0
2683 3
2682 1
2681 3
2681 9
2681 2
2680 2
2680 4
2679 4
2679 1
2679 2
2678 2
2678 0
2677 2